diff --git a/bookstack/Dockerfile b/bookstack/Dockerfile
index 3c216da..b1ee729 100644
--- a/bookstack/Dockerfile
+++ b/bookstack/Dockerfile
@@ -11,28 +11,28 @@ RUN \
     apk add --no-cache \
         mariadb-client=10.5.12-r0 \
         nginx=1.20.1-r3 \
-        php7-curl=7.4.24-r0 \
-        php7-dom=7.4.24-r0 \
-        php7-fileinfo=7.4.24-r0 \
-        php7-fpm=7.4.24-r0 \
-        php7-gd=7.4.24-r0 \
-        php7-json=7.4.24-r0 \
-        php7-ldap=7.4.24-r0 \
-        php7-mbstring=7.4.24-r0 \
-        php7-mysqlnd=7.4.24-r0 \
-        php7-openssl=7.4.24-r0 \
-        php7-pdo_mysql=7.4.24-r0 \
-        php7-session=7.4.24-r0 \
-        php7-simplexml=7.4.24-r0 \
-        php7-tokenizer=7.4.24-r0 \
-        php7-xml=7.4.24-r0 \
-        php7=7.4.24-r0 \
+        php7-curl=7.4.25-r0 \
+        php7-dom=7.4.25-r0 \
+        php7-fileinfo=7.4.25-r0 \
+        php7-fpm=7.4.25-r0 \
+        php7-gd=7.4.25-r0 \
+        php7-json=7.4.25-r0 \
+        php7-ldap=7.4.25-r0 \
+        php7-mbstring=7.4.25-r0 \
+        php7-mysqlnd=7.4.25-r0 \
+        php7-openssl=7.4.25-r0 \
+        php7-pdo_mysql=7.4.25-r0 \
+        php7-session=7.4.25-r0 \
+        php7-simplexml=7.4.25-r0 \
+        php7-tokenizer=7.4.25-r0 \
+        php7-xml=7.4.25-r0 \
+        php7=7.4.25-r0 \
     \
     && apk add --no-cache --virtual .build-dependencies \
         composer=2.1.9-r0 \
     \
     && curl -J -L -o /tmp/bookstack.tar.gz \
-        https://github.com/BookStackApp/BookStack/archive/v21.08.5.tar.gz \
+        https://github.com/BookStackApp/BookStack/archive/v21.10.1.tar.gz \
     &&  mkdir -p /var/www/bookstack \
     && tar zxvf /tmp/bookstack.tar.gz -C \
         /var/www/bookstack --strip-components=1 \